sour cherry tree vs sour cherry

sour cherry tree and sour cherry both are nouns.

Word	Noun	Adjective	Verb	Adverb
sour cherry tree	Yes	No	No	No
sour cherry	Yes	No	No	No

As nouns, sour cherry tree and sour cherry are synonyms defined as:

sour cherry tree and sour cherry: rather small Eurasian tree producing red to black acid edible fruit

Other synonyms of sour cherry tree include Prunus cerasus.

sour cherry tree (noun)	sour cherry (noun)
rather small Eurasian tree producing red to black acid edible fruit	acid cherries used for pies and preserves
	rather small Eurasian tree producing red to black acid edible fruit
	Australian tree with sour red fruit